Question

find the value of x square -yz -zx ,if x= -1 , y= -2 and z= 3

Answer 1

(-1)^2-(-2*3)-(3*-1)
1+6+3
10

Answer 2

x²-yz-zx

here,

x=-1 ,y=-2 ,z=3

(-1)²-(-2)(3)-(3)(-1)

1+6+3=10

here your answer is, 10